clang is supported everywhere now

Signed-off-by: Axel Heider <axelheider@gmx.de>

seL4-platforms/builds.py

@@ -147,16 +147,7 @@ def is_hyp(self) -> bool:
         return self.settings.get("ARM_HYP") is not None or \
             self.settings.get("KernelVTX") is not None
 
-    def can_clang(self) -> bool:
-        # clang 8 does not support riscv, and Bamboo has no clang for TX1 64:
-        return not (
-            self.get_platform().arch == 'riscv' or
-            self.get_platform().name == 'TX1' and self.get_mode() == 64
-        )
-
     def set_clang(self):
-        if not self.can_clang():
-            raise ValidationException("not Build.can_clang()")
         self.settings["TRIPLE"] = self.get_platform().get_triple(self.get_mode())
 
     def is_clang(self) -> bool:
@@ -203,8 +194,6 @@ def validate(self):
             raise ValidationException("Build: no unique mode")
         if not self.get_platform():
             raise ValidationException("Build: no platform")
-        if self.is_clang() and not self.can_clang():
-            raise ValidationException("not Build.can_clang()")
         if self.is_mcs() and not self.can_mcs():
             raise ValidationException("not Build.can_mcs()")
         if self.is_smp() and not self.can_smp():

seL4-platforms/platforms.py

@@ -167,8 +167,8 @@ def get_triple(self, mode: int) -> str:
                           64: "x86_64-linux-gnu"},
                 "arm":   {32: "arm-linux-gnueabi",
                           64: "aarch64-linux-gnu"},
-                "riscv": {32: "riscv32-linux-gnu",
-                          64: "riscv64-linux-gnu"}}[self.arch][mode]
+                "riscv": {32: "riscv64-unknown-elf",
+                          64: "riscv64-unknown-elf"}}[self.arch][mode]
 
     def image_names(self, mode: int, root_task: str) -> list:
         """Return generated image name"""